1 files changed, 27 insertions, 732 deletions

diff --git a/sys/opencrypto/xform.c b/sys/opencrypto/xform.c
index bfb061b..ee9f0b6 100644
--- a/sys/opencrypto/xform.c
+++ b/sys/opencrypto/xform.c
@@ -24,6 +24,12 @@
  * Copyright (C) 2001, Angelos D. Keromytis.
  *
  * Copyright (C) 2008, Damien Miller
+ * Copyright (c) 2014 The FreeBSD Foundation
+ * All rights reserved.
+ *
+ * Portions of this software were developed by John-Mark Gurney
+ * under sponsorship of the FreeBSD Foundation and
+ * Rubicon Communications, LLC (Netgate).
  *
  * Permission to use, copy, and modify this software with or without fee
  * is hereby granted, provided that this entire notice is included in
@@ -69,750 +75,39 @@ __FBSDID("$FreeBSD$");
 #include <opencrypto/cryptodev.h>
 #include <opencrypto/xform.h>
 
-static	int null_setkey(u_int8_t **, u_int8_t *, int);
-static	int des1_setkey(u_int8_t **, u_int8_t *, int);
-static	int des3_setkey(u_int8_t **, u_int8_t *, int);
-static	int blf_setkey(u_int8_t **, u_int8_t *, int);
-static	int cast5_setkey(u_int8_t **, u_int8_t *, int);
-static	int skipjack_setkey(u_int8_t **, u_int8_t *, int);
-static	int rijndael128_setkey(u_int8_t **, u_int8_t *, int);
-static	int aes_xts_setkey(u_int8_t **, u_int8_t *, int);
-static	int cml_setkey(u_int8_t **, u_int8_t *, int);
-
-static	void null_encrypt(caddr_t, u_int8_t *);
-static	void des1_encrypt(caddr_t, u_int8_t *);
-static	void des3_encrypt(caddr_t, u_int8_t *);
-static	void blf_encrypt(caddr_t, u_int8_t *);
-static	void cast5_encrypt(caddr_t, u_int8_t *);
-static	void skipjack_encrypt(caddr_t, u_int8_t *);
-static	void rijndael128_encrypt(caddr_t, u_int8_t *);
-static	void aes_xts_encrypt(caddr_t, u_int8_t *);
-static	void cml_encrypt(caddr_t, u_int8_t *);
-
-static	void null_decrypt(caddr_t, u_int8_t *);
-static	void des1_decrypt(caddr_t, u_int8_t *);
-static	void des3_decrypt(caddr_t, u_int8_t *);
-static	void blf_decrypt(caddr_t, u_int8_t *);
-static	void cast5_decrypt(caddr_t, u_int8_t *);
-static	void skipjack_decrypt(caddr_t, u_int8_t *);
-static	void rijndael128_decrypt(caddr_t, u_int8_t *);
-static	void aes_xts_decrypt(caddr_t, u_int8_t *);
-static	void cml_decrypt(caddr_t, u_int8_t *);
-
-static	void null_zerokey(u_int8_t **);
-static	void des1_zerokey(u_int8_t **);
-static	void des3_zerokey(u_int8_t **);
-static	void blf_zerokey(u_int8_t **);
-static	void cast5_zerokey(u_int8_t **);
-static	void skipjack_zerokey(u_int8_t **);
-static	void rijndael128_zerokey(u_int8_t **);
-static	void aes_xts_zerokey(u_int8_t **);
-static	void cml_zerokey(u_int8_t **);
-
-static	void aes_xts_reinit(caddr_t, u_int8_t *);
-
-static	void null_init(void *);
-static	int null_update(void *, u_int8_t *, u_int16_t);
-static	void null_final(u_int8_t *, void *);
-static	int MD5Update_int(void *, u_int8_t *, u_int16_t);
-static	void SHA1Init_int(void *);
-static	int SHA1Update_int(void *, u_int8_t *, u_int16_t);
-static	void SHA1Final_int(u_int8_t *, void *);
-static	int RMD160Update_int(void *, u_int8_t *, u_int16_t);
-static	int SHA256Update_int(void *, u_int8_t *, u_int16_t);
-static	int SHA384Update_int(void *, u_int8_t *, u_int16_t);
-static	int SHA512Update_int(void *, u_int8_t *, u_int16_t);
-
-static	u_int32_t deflate_compress(u_int8_t *, u_int32_t, u_int8_t **);
-static	u_int32_t deflate_decompress(u_int8_t *, u_int32_t, u_int8_t **);
-
 MALLOC_DEFINE(M_XDATA, "xform", "xform data buffers");
 
 /* Encryption instances */
-struct enc_xform enc_xform_null = {
-	CRYPTO_NULL_CBC, "NULL",
-	/* NB: blocksize of 4 is to generate a properly aligned ESP header */
-	NULL_BLOCK_LEN, 0, 256, /* 2048 bits, max key */
-	null_encrypt,
-	null_decrypt,
-	null_setkey,
-	null_zerokey,
-	NULL
-};
-
-struct enc_xform enc_xform_des = {
-	CRYPTO_DES_CBC, "DES",
-	DES_BLOCK_LEN, 8, 8,
-	des1_encrypt,
-	des1_decrypt,
-	des1_setkey,
-	des1_zerokey,
-	NULL
-};
-
-struct enc_xform enc_xform_3des = {
-	CRYPTO_3DES_CBC, "3DES",
-	DES3_BLOCK_LEN, 24, 24,
-	des3_encrypt,
-	des3_decrypt,
-	des3_setkey,
-	des3_zerokey,
-	NULL
-};
-
-struct enc_xform enc_xform_blf = {
-	CRYPTO_BLF_CBC, "Blowfish",
-	BLOWFISH_BLOCK_LEN, 5, 56 /* 448 bits, max key */,
-	blf_encrypt,
-	blf_decrypt,
-	blf_setkey,
-	blf_zerokey,
-	NULL
-};
-
-struct enc_xform enc_xform_cast5 = {
-	CRYPTO_CAST_CBC, "CAST-128",
-	CAST128_BLOCK_LEN, 5, 16,
-	cast5_encrypt,
-	cast5_decrypt,
-	cast5_setkey,
-	cast5_zerokey,
-	NULL
-};
-
-struct enc_xform enc_xform_skipjack = {
-	CRYPTO_SKIPJACK_CBC, "Skipjack",
-	SKIPJACK_BLOCK_LEN, 10, 10,
-	skipjack_encrypt,
-	skipjack_decrypt,
-	skipjack_setkey,
-	skipjack_zerokey,
-	NULL
-};
-
-struct enc_xform enc_xform_rijndael128 = {
-	CRYPTO_RIJNDAEL128_CBC, "Rijndael-128/AES",
-	RIJNDAEL128_BLOCK_LEN, 8, 32,
-	rijndael128_encrypt,
-	rijndael128_decrypt,
-	rijndael128_setkey,
-	rijndael128_zerokey,
-	NULL
-};
-
-struct enc_xform enc_xform_aes_xts = {
-	CRYPTO_AES_XTS, "AES-XTS",
-	RIJNDAEL128_BLOCK_LEN, 32, 64,
-	aes_xts_encrypt,
-	aes_xts_decrypt,
-	aes_xts_setkey,
-	aes_xts_zerokey,
-	aes_xts_reinit
-};
-
 struct enc_xform enc_xform_arc4 = {
 	CRYPTO_ARC4, "ARC4",
-	1, 1, 32,
+	ARC4_BLOCK_LEN, ARC4_IV_LEN, ARC4_MIN_KEY, ARC4_MAX_KEY,
+	NULL,
 	NULL,
 	NULL,
 	NULL,
 	NULL,
-	NULL
-};
-
-struct enc_xform enc_xform_camellia = {
-	CRYPTO_CAMELLIA_CBC, "Camellia",
-	CAMELLIA_BLOCK_LEN, 8, 32,
-	cml_encrypt,
-	cml_decrypt,
-	cml_setkey,
-	cml_zerokey,
-	NULL
-};
-
-/* Authentication instances */
-struct auth_hash auth_hash_null = {
-	CRYPTO_NULL_HMAC, "NULL-HMAC",
-	0, NULL_HASH_LEN, NULL_HMAC_BLOCK_LEN, sizeof(int),	/* NB: context isn't used */
-	null_init, null_update, null_final
-};
-
-struct auth_hash auth_hash_hmac_md5 = {
-	CRYPTO_MD5_HMAC, "HMAC-MD5",
-	16, MD5_HASH_LEN, MD5_HMAC_BLOCK_LEN, sizeof(MD5_CTX),
-	(void (*) (void *)) MD5Init, MD5Update_int,
-	(void (*) (u_int8_t *, void *)) MD5Final
-};
-
-struct auth_hash auth_hash_hmac_sha1 = {
-	CRYPTO_SHA1_HMAC, "HMAC-SHA1",
-	20, SHA1_HASH_LEN, SHA1_HMAC_BLOCK_LEN, sizeof(SHA1_CTX),
-	SHA1Init_int, SHA1Update_int, SHA1Final_int
-};
-
-struct auth_hash auth_hash_hmac_ripemd_160 = {
-	CRYPTO_RIPEMD160_HMAC, "HMAC-RIPEMD-160",
-	20, RIPEMD160_HASH_LEN, RIPEMD160_HMAC_BLOCK_LEN, sizeof(RMD160_CTX),
-	(void (*)(void *)) RMD160Init, RMD160Update_int,
-	(void (*)(u_int8_t *, void *)) RMD160Final
-};
-
-struct auth_hash auth_hash_key_md5 = {
-	CRYPTO_MD5_KPDK, "Keyed MD5",
-	0, MD5_KPDK_HASH_LEN, 0, sizeof(MD5_CTX),
-	(void (*)(void *)) MD5Init, MD5Update_int,
-	(void (*)(u_int8_t *, void *)) MD5Final
-};
-
-struct auth_hash auth_hash_key_sha1 = {
-	CRYPTO_SHA1_KPDK, "Keyed SHA1",
-	0, SHA1_KPDK_HASH_LEN, 0, sizeof(SHA1_CTX),
-	SHA1Init_int, SHA1Update_int, SHA1Final_int
-};
-
-struct auth_hash auth_hash_hmac_sha2_256 = {
-	CRYPTO_SHA2_256_HMAC, "HMAC-SHA2-256",
-	32, SHA2_256_HASH_LEN, SHA2_256_HMAC_BLOCK_LEN, sizeof(SHA256_CTX),
-	(void (*)(void *)) SHA256_Init, SHA256Update_int,
-	(void (*)(u_int8_t *, void *)) SHA256_Final
-};
-
-struct auth_hash auth_hash_hmac_sha2_384 = {
-	CRYPTO_SHA2_384_HMAC, "HMAC-SHA2-384",
-	48, SHA2_384_HASH_LEN, SHA2_384_HMAC_BLOCK_LEN, sizeof(SHA384_CTX),
-	(void (*)(void *)) SHA384_Init, SHA384Update_int,
-	(void (*)(u_int8_t *, void *)) SHA384_Final
-};
-
-struct auth_hash auth_hash_hmac_sha2_512 = {
-	CRYPTO_SHA2_512_HMAC, "HMAC-SHA2-512",
-	64, SHA2_512_HASH_LEN, SHA2_512_HMAC_BLOCK_LEN, sizeof(SHA512_CTX),
-	(void (*)(void *)) SHA512_Init, SHA512Update_int,
-	(void (*)(u_int8_t *, void *)) SHA512_Final
-};
-
-/* Compression instance */
-struct comp_algo comp_algo_deflate = {
-	CRYPTO_DEFLATE_COMP, "Deflate",
-	90, deflate_compress,
-	deflate_decompress
-};
-
-/*
- * Encryption wrapper routines.
- */
-static void
-null_encrypt(caddr_t key, u_int8_t *blk)
-{
-}
-static void
-null_decrypt(caddr_t key, u_int8_t *blk)
-{
-}
-static int
-null_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	*sched = NULL;
-	return 0;
-}
-static void
-null_zerokey(u_int8_t **sched)
-{
-	*sched = NULL;
-}
-
-static void
-des1_encrypt(caddr_t key, u_int8_t *blk)
-{
-	des_cblock *cb = (des_cblock *) blk;
-	des_key_schedule *p = (des_key_schedule *) key;
-
-	des_ecb_encrypt(cb, cb, p[0], DES_ENCRYPT);
-}
-
-static void
-des1_decrypt(caddr_t key, u_int8_t *blk)
-{
-	des_cblock *cb = (des_cblock *) blk;
-	des_key_schedule *p = (des_key_schedule *) key;
-
-	des_ecb_encrypt(cb, cb, p[0], DES_DECRYPT);
-}
-
-static int
-des1_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	des_key_schedule *p;
-	int err;
-
-	p = malloc(sizeof (des_key_schedule),
-		M_CRYPTO_DATA, M_NOWAIT|M_ZERO);
-	if (p != NULL) {
-		des_set_key((des_cblock *) key, p[0]);
-		err = 0;
-	} else
-		err = ENOMEM;
-	*sched = (u_int8_t *) p;
-	return err;
-}
-
-static void
-des1_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, sizeof (des_key_schedule));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-static void
-des3_encrypt(caddr_t key, u_int8_t *blk)
-{
-	des_cblock *cb = (des_cblock *) blk;
-	des_key_schedule *p = (des_key_schedule *) key;
-
-	des_ecb3_encrypt(cb, cb, p[0], p[1], p[2], DES_ENCRYPT);
-}
-
-static void
-des3_decrypt(caddr_t key, u_int8_t *blk)
-{
-	des_cblock *cb = (des_cblock *) blk;
-	des_key_schedule *p = (des_key_schedule *) key;
-
-	des_ecb3_encrypt(cb, cb, p[0], p[1], p[2], DES_DECRYPT);
-}
-
-static int
-des3_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	des_key_schedule *p;
-	int err;
-
-	p = malloc(3*sizeof (des_key_schedule),
-		M_CRYPTO_DATA, M_NOWAIT|M_ZERO);
-	if (p != NULL) {
-		des_set_key((des_cblock *)(key +  0), p[0]);
-		des_set_key((des_cblock *)(key +  8), p[1]);
-		des_set_key((des_cblock *)(key + 16), p[2]);
-		err = 0;
-	} else
-		err = ENOMEM;
-	*sched = (u_int8_t *) p;
-	return err;
-}
-
-static void
-des3_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, 3*sizeof (des_key_schedule));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-static void
-blf_encrypt(caddr_t key, u_int8_t *blk)
-{
-	BF_LONG t[2];
-
-	memcpy(t, blk, sizeof (t));
-	t[0] = ntohl(t[0]);
-	t[1] = ntohl(t[1]);
-	/* NB: BF_encrypt expects the block in host order! */
-	BF_encrypt(t, (BF_KEY *) key);
-	t[0] = htonl(t[0]);
-	t[1] = htonl(t[1]);
-	memcpy(blk, t, sizeof (t));
-}
-
-static void
-blf_decrypt(caddr_t key, u_int8_t *blk)
-{
-	BF_LONG t[2];
-
-	memcpy(t, blk, sizeof (t));
-	t[0] = ntohl(t[0]);
-	t[1] = ntohl(t[1]);
-	/* NB: BF_decrypt expects the block in host order! */
-	BF_decrypt(t, (BF_KEY *) key);
-	t[0] = htonl(t[0]);
-	t[1] = htonl(t[1]);
-	memcpy(blk, t, sizeof (t));
-}
-
-static int
-blf_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	int err;
-
-	*sched = malloc(sizeof(BF_KEY),
-		M_CRYPTO_DATA, M_NOWAIT|M_ZERO);
-	if (*sched != NULL) {
-		BF_set_key((BF_KEY *) *sched, len, key);
-		err = 0;
-	} else
-		err = ENOMEM;
-	return err;
-}
-
-static void
-blf_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, sizeof(BF_KEY));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-static void
-cast5_encrypt(caddr_t key, u_int8_t *blk)
-{
-	cast_encrypt((cast_key *) key, blk, blk);
-}
-
-static void
-cast5_decrypt(caddr_t key, u_int8_t *blk)
-{
-	cast_decrypt((cast_key *) key, blk, blk);
-}
-
-static int
-cast5_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	int err;
-
-	*sched = malloc(sizeof(cast_key), M_CRYPTO_DATA, M_NOWAIT|M_ZERO);
-	if (*sched != NULL) {
-		cast_setkey((cast_key *)*sched, key, len);
-		err = 0;
-	} else
-		err = ENOMEM;
-	return err;
-}
-
-static void
-cast5_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, sizeof(cast_key));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-static void
-skipjack_encrypt(caddr_t key, u_int8_t *blk)
-{
-	skipjack_forwards(blk, blk, (u_int8_t **) key);
-}
-
-static void
-skipjack_decrypt(caddr_t key, u_int8_t *blk)
-{
-	skipjack_backwards(blk, blk, (u_int8_t **) key);
-}
-
-static int
-skipjack_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	int err;
-
-	/* NB: allocate all the memory that's needed at once */
-	*sched = malloc(10 * (sizeof(u_int8_t *) + 0x100),
-		M_CRYPTO_DATA, M_NOWAIT|M_ZERO);
-	if (*sched != NULL) {
-		u_int8_t** key_tables = (u_int8_t**) *sched;
-		u_int8_t* table = (u_int8_t*) &key_tables[10];
-		int k;
-
-		for (k = 0; k < 10; k++) {
-			key_tables[k] = table;
-			table += 0x100;
-		}
-		subkey_table_gen(key, (u_int8_t **) *sched);
-		err = 0;
-	} else
-		err = ENOMEM;
-	return err;
-}
-
-static void
-skipjack_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, 10 * (sizeof(u_int8_t *) + 0x100));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-static void
-rijndael128_encrypt(caddr_t key, u_int8_t *blk)
-{
-	rijndael_encrypt((rijndael_ctx *) key, (u_char *) blk, (u_char *) blk);
-}
-
-static void
-rijndael128_decrypt(caddr_t key, u_int8_t *blk)
-{
-	rijndael_decrypt(((rijndael_ctx *) key), (u_char *) blk,
-	    (u_char *) blk);
-}
-
-static int
-rijndael128_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	int err;
-
-	if (len != 16 && len != 24 && len != 32)
-		return (EINVAL);
-	*sched = malloc(sizeof(rijndael_ctx), M_CRYPTO_DATA,
-	    M_NOWAIT|M_ZERO);
-	if (*sched != NULL) {
-		rijndael_set_key((rijndael_ctx *) *sched, (u_char *) key,
-		    len * 8);
-		err = 0;
-	} else
-		err = ENOMEM;
-	return err;
-}
-
-static void
-rijndael128_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, sizeof(rijndael_ctx));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-#define	AES_XTS_BLOCKSIZE	16
-#define	AES_XTS_IVSIZE		8
-#define	AES_XTS_ALPHA		0x87	/* GF(2^128) generator polynomial */
-
-struct aes_xts_ctx {
-	rijndael_ctx key1;
-	rijndael_ctx key2;
-	u_int8_t tweak[AES_XTS_BLOCKSIZE];
 };
 
-void
-aes_xts_reinit(caddr_t key, u_int8_t *iv)
-{
-	struct aes_xts_ctx *ctx = (struct aes_xts_ctx *)key;
-	u_int64_t blocknum;
-	u_int i;
-
-	/*
-	 * Prepare tweak as E_k2(IV). IV is specified as LE representation
-	 * of a 64-bit block number which we allow to be passed in directly.
-	 */
-	bcopy(iv, &blocknum, AES_XTS_IVSIZE);
-	for (i = 0; i < AES_XTS_IVSIZE; i++) {
-		ctx->tweak[i] = blocknum & 0xff;
-		blocknum >>= 8;
-	}
-	/* Last 64 bits of IV are always zero */
-	bzero(ctx->tweak + AES_XTS_IVSIZE, AES_XTS_IVSIZE);
-
-	rijndael_encrypt(&ctx->key2, ctx->tweak, ctx->tweak);
-}
-
-static void
-aes_xts_crypt(struct aes_xts_ctx *ctx, u_int8_t *data, u_int do_encrypt)
-{
-	u_int8_t block[AES_XTS_BLOCKSIZE];
-	u_int i, carry_in, carry_out;
 
-	for (i = 0; i < AES_XTS_BLOCKSIZE; i++)
-		block[i] = data[i] ^ ctx->tweak[i];
+/* Include the encryption algorithms */
+#include "xform_null.c"
+#include "xform_des1.c"
+#include "xform_des3.c"
+#include "xform_blf.c"
+#include "xform_cast5.c"
+#include "xform_skipjack.c"
+#include "xform_rijndael.c"
+#include "xform_aes_icm.c"
+#include "xform_aes_xts.c"
+#include "xform_cml.c"
 
-	if (do_encrypt)
-		rijndael_encrypt(&ctx->key1, block, data);
-	else
-		rijndael_decrypt(&ctx->key1, block, data);
-
-	for (i = 0; i < AES_XTS_BLOCKSIZE; i++)
-		data[i] ^= ctx->tweak[i];
-
-	/* Exponentiate tweak */
-	carry_in = 0;
-	for (i = 0; i < AES_XTS_BLOCKSIZE; i++) {
-		carry_out = ctx->tweak[i] & 0x80;
-		ctx->tweak[i] = (ctx->tweak[i] << 1) | (carry_in ? 1 : 0);
-		carry_in = carry_out;
-	}
-	if (carry_in)
-		ctx->tweak[0] ^= AES_XTS_ALPHA;
-	bzero(block, sizeof(block));
-}
-
-void
-aes_xts_encrypt(caddr_t key, u_int8_t *data)
-{
-	aes_xts_crypt((struct aes_xts_ctx *)key, data, 1);
-}
-
-void
-aes_xts_decrypt(caddr_t key, u_int8_t *data)
-{
-	aes_xts_crypt((struct aes_xts_ctx *)key, data, 0);
-}
-
-int
-aes_xts_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	struct aes_xts_ctx *ctx;
-
-	if (len != 32 && len != 64)
-		return EINVAL;
-
-	*sched = malloc(sizeof(struct aes_xts_ctx), M_CRYPTO_DATA,
-	    M_NOWAIT | M_ZERO);
-	if (*sched == NULL)
-		return ENOMEM;
-	ctx = (struct aes_xts_ctx *)*sched;
-
-	rijndael_set_key(&ctx->key1, key, len * 4);
-	rijndael_set_key(&ctx->key2, key + (len / 2), len * 4);
-
-	return 0;
-}
-
-void
-aes_xts_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, sizeof(struct aes_xts_ctx));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-static void
-cml_encrypt(caddr_t key, u_int8_t *blk)
-{
-	camellia_encrypt((camellia_ctx *) key, (u_char *) blk, (u_char *) blk);
-}
-
-static void
-cml_decrypt(caddr_t key, u_int8_t *blk)
-{
-	camellia_decrypt(((camellia_ctx *) key), (u_char *) blk,
-	    (u_char *) blk);
-}
-
-static int
-cml_setkey(u_int8_t **sched, u_int8_t *key, int len)
-{
-	int err;
-
-	if (len != 16 && len != 24 && len != 32)
-		return (EINVAL);
-	*sched = malloc(sizeof(camellia_ctx), M_CRYPTO_DATA,
-	    M_NOWAIT|M_ZERO);
-	if (*sched != NULL) {
-		camellia_set_key((camellia_ctx *) *sched, (u_char *) key,
-		    len * 8);
-		err = 0;
-	} else
-		err = ENOMEM;
-	return err;
-}
-
-static void
-cml_zerokey(u_int8_t **sched)
-{
-	bzero(*sched, sizeof(camellia_ctx));
-	free(*sched, M_CRYPTO_DATA);
-	*sched = NULL;
-}
-
-/*
- * And now for auth.
- */
-
-static void
-null_init(void *ctx)
-{
-}
-
-static int
-null_update(void *ctx, u_int8_t *buf, u_int16_t len)
-{
-	return 0;
-}
-
-static void
-null_final(u_int8_t *buf, void *ctx)
-{
-	if (buf != (u_int8_t *) 0)
-		bzero(buf, 12);
-}
-
-static int
-RMD160Update_int(void *ctx, u_int8_t *buf, u_int16_t len)
-{
-	RMD160Update(ctx, buf, len);
-	return 0;
-}
-
-static int
-MD5Update_int(void *ctx, u_int8_t *buf, u_int16_t len)
-{
-	MD5Update(ctx, buf, len);
-	return 0;
-}
-
-static void
-SHA1Init_int(void *ctx)
-{
-	SHA1Init(ctx);
-}
-
-static int
-SHA1Update_int(void *ctx, u_int8_t *buf, u_int16_t len)
-{
-	SHA1Update(ctx, buf, len);
-	return 0;
-}
-
-static void
-SHA1Final_int(u_int8_t *blk, void *ctx)
-{
-	SHA1Final(blk, ctx);
-}
-
-static int
-SHA256Update_int(void *ctx, u_int8_t *buf, u_int16_t len)
-{
-	SHA256_Update(ctx, buf, len);
-	return 0;
-}
-
-static int
-SHA384Update_int(void *ctx, u_int8_t *buf, u_int16_t len)
-{
-	SHA384_Update(ctx, buf, len);
-	return 0;
-}
-
-static int
-SHA512Update_int(void *ctx, u_int8_t *buf, u_int16_t len)
-{
-	SHA512_Update(ctx, buf, len);
-	return 0;
-}
-
-/*
- * And compression
- */
+/* Include the authentication and hashing algorithms */
+#include "xform_gmac.c"
+#include "xform_md5.c"
+#include "xform_rmd160.c"
+#include "xform_sha1.c"
+#include "xform_sha2.c"
 
-static u_int32_t
-deflate_compress(data, size, out)
-	u_int8_t *data;
-	u_int32_t size;
-	u_int8_t **out;
-{
-	return deflate_global(data, size, 0, out);
-}
+/* Include the compression algorithms */
+#include "xform_deflate.c"
 
-static u_int32_t
-deflate_decompress(data, size, out)
-	u_int8_t *data;
-	u_int32_t size;
-	u_int8_t **out;
-{
-	return deflate_global(data, size, 1, out);
-}